Finding the Fourth Proportional to 66,456,064.05, 99,684,096.08 and 39,134,310.45
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Solution
The fourth proportional to 66,456,064.05, 99,684,096.08 and 39,134,310.45 is: 58,701,465.68
Step by Step Solution
- Step 1: Write the proportion equation
66,456,064.05 : 99,684,096.08 = 39,134,310.45 : x - Step 2: Convert to fraction form
66,456,064.05/99,684,096.08 = 39,134,310.45/x - Step 3: Cross multiply
66,456,064.05x = 99,684,096.08 × 39,134,310.45 - Step 4: Simplify right side
66,456,064.05x = 3,901,068,362,726,677 - Step 5: Solve for x
x = 3,901,068,362,726,677/66,456,064.05 - Step 6: Final answer
x = 58,701,465.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.